The mixed number 255 11/40 written as an improper fraction is 10211/40
To turn the mixed number 255 11/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 255 × 40 = 10200.
After that, add the result to the numerator of the fractional part: 10200 + 11 = 10211.
Next, Write the sum of the previous step on the original denominator: 10211/40.
This means that 255 11/40, as an improper fraction, equals 10211/40.
See also: 255 11/40 as a decimal